Parity of 4991

Is 4991 a perfect square number?

A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of an integer with itself. Here, the square root of 4991 is about 70.647.

Thus, the square root of 4991 is not an integer, and therefore 4991 is not a square number.

What is the square number of 4991?

The square of a number (here 4991) is the result of the product of this number (4991) by itself (i.e., 4991 × 4991); the square of 4991 is sometimes called "raising 4991 to the power 2", or "4991 squared".

Number of digits of 4991

What are the multiples of 4991?

The multiples of 4991 are all integers evenly divisible by 4991, that is all numbers such that the remainder of the division by 4991 is zero. There are infinitely many multiples of 4991. The smallest multiples of 4991 are:

0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 4991 too, since 0 × 4991 = 0

4991: indeed, 4991 is a multiple of itself, since 4991 is evenly divisible by 4991 (we have 4991 / 4991 = 1, so the remainder of this division is indeed zero)